package com.kt.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

/**
 * Description: 自定义校验器
 * Created with IntelliJ IDEA.
 *
 * @author: KamTeng
 * Date: 2021/6/19
 */
public class ListValueConstraintValidator implements ConstraintValidator<ListValue, Integer> {

    private Set<Integer> set = new HashSet<>();

    /**
     * 初始化方法
     *
     * @param constraintAnnotation
     */
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] values = constraintAnnotation.values();
        for (int value : values) {
            set.add(value);
        }
    }

    /**
     * 判断是否校验成功
     *
     * @param value                      需要校验的值
     */
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext constraintValidatorContext) {
        return set.contains(value);
    }
}